ToO Information
Request ID: 53694
Request Type: NEW
ToO Urgency: WITHIN A WEEK
Proposal ID:
Target Info
Target Name: GX 340+0
Target No.:
Category: X-RAY BINARIES
Coordinates[J2000]: (251.45040, -45.61180)
Exp (ks): 10
Extended: N
Extent Size:
Background Restriction: N
Remarks:
Constraint Details
Monitor: Y
Criteria: Preferably 5 2-ks visits to be performed within the following windows: 2025-03-01 16:30 -- 2025-03-02 02:30; 2025-03-02 16:30 -- 2025-03-03 02:30; 2025-03-03 16:30 -- 2025-03-04 02:30; 2025-03-05 16:00 -- 2025-03-06 02:00; 2025-03-06 16:00 -- 2025-03-07 02:00
Phase Dependent: N
Epoch:
Period:
Min:
Max:
Remarks:
Specific Time: Y
Start: 2025-03-01 16:30 UTC
End: 2025-03-07 02:00 UTC
Remarks: We specifically request the observations to be performed within the time windows of the ATCA observations. Given how fastly (i.e. hours time-scales) the source evolves, simultaneity between the X-rays and radio observation is of paramount importance.
ToO: Y
Coordinate Observation: Y
Observatory: ATCA, NUSTAR
Description: The proposed campaign is intended to be performed simultaneously with an approved ATCA+NuSTAR program, which has been already scheduled in the following time windows: 2025-03-01 16:30 -- 2025-03-02 02:30; 2025-03-02 16:30 -- 2025-03-03 02:30; 2025-03-03 16:30 -- 2025-03-04 02:30; 2025-03-05 16:00 -- 2025-03-06 02:00; 2025-03-06 16:00 -- 2025-03-07 02:00
Uninterrupted: N
Justification:
Estimated Count Rate (cts s-1): 500.000
Requester Information
Name: DR. ALESSIO MARINO
Status
Request Date (UTC): 2025-02-20 17:18:49
Disposition: Rejected
Date: 2025-03-17 18:46:30.790627
Reason: Bad visibility
Person:
Status: Unable to Execute
Date: 2025-03-17 18:46:30.790627
Person:
Misc
Note:
Target Details
Nearest Target No: 7366
Nearest Taget Name: GX_340+0
Separation (arcmin): 0.0792
Nearby Target (<3.0'): 2035[GX_340+0],7366[GX_340+0]
Referenced Target Catalogue: /Home/eud/nicerweb/too/ags/NICER2_Xray_Target_List_V42s.csv.gz
Sun Angle: 98.2 deg at 2025:074:15:52:55 (UTC), 110.9 deg after 2 weeks
Planned Observations
AGS6 Reference:
Planned Snapshots:
| Observation Start |
Observation End |
Span |
Mode |
Observation ID |
| (YYYY-DDDTHH:MM:SS) |
(YYYY-DDDTHH:MM:SS) |
(seconds) |
Man/Opt |
|
Visibility
AGS3 Reference:
Visibility Report:
| Target Name |
Target ID |
Visibility Start |
Visibility End |
Span |
Initial |
Final |
Relative |
|
|
(YYYY-DDDTHH:MM:SS) |
(YYYY-DDDTHH:MM:SS) |
(seconds) |
Interference |
Interference |
Orbits |